1337490

Information

• Patent Grant
• 1337490

• References
• Source

• Patent Number

  1,337,490

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1920
  105 years ago

• CPC

  • F42B33/0264 - by using screw-type feeders

• US Classifications

  • 086 - Ammunition and explosive-charge making